intermezzo, like most sleep medicines, has some risk of dependency. common side effects are headache, nausea, and fatigue. so if you suffer from middle-of-the-night insomnia, ask your doctor about intermezzo and return to sleep again. ♪ ♪ >>> some serious news now. >>> well, a super bowl-themed "pulse" this morning. we start with our good friend robin roberts. last night, she tweeted happy to be back home. >> that's right. a mississippi native, robin is back on the gulf coast. she arrived in new orleans yesterday with josh elliott and sam champion for the first time since her bone marrow transplant a few months back. among those who dwreeted her, members of a bone marrow donor program and students from her alma mater. you can see more on "good morning america." i love new orleans. super bowl, carnival time. the fleur-de-lis, the hat. >>> oh, say, can she sing? hoping to quiet her critics once and for all, beyonce belted out the national anthem during a super bowl news conference. ♪ can you see by the dawn's early light ♪ >> beyonce, though, ad